Add 28/3 and 10/90
1st number: 9 1/3, 2nd number: 10/90
28/3 + 10/90 is 85/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 3 × 30 = 90,
28/3 = 28 × 30/3 × 30 = 840/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
10/90 = 10 × 1/90 × 1 = 10/90 - Add the two like fractions:
840/90 + 10/90 = 840 + 10/90 = 850/90 - 850/90 simplified gives 85/9
- So, 28/3 + 10/90 = 85/9
In mixed form: 94/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/3+10/90 28/3+20/90 28/6+10/90 84/3+10/90 28/3+30/90 28/9+10/90 28/3+50/90 28/15+10/90 28/3+70/90 28/21+10/90